89788860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{71261}}^1$

素因数の和:71283

約数の個数: 72

約数和(自身を含む): 311272416

約数和(自身を除く): 221483556

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 71261, 142522, 213783, 285044, 356305, 427566, 498827, 641349, 712610, 855132, 997654, 1068915, 1282698, 1425220, 1496481, 1995308, 2137830, 2494135, 2565396, 2992962, 3206745, 4275660, 4489443, 4988270, 5985924, 6413490, 7482405, 8978886, 9976540, 12826980, 14964810, 17957772, 22447215, 29929620, 44894430, 89788860]

約数ペア:

[(1, 89788860), (2, 44894430), (3, 29929620), (4, 22447215), (5, 17957772), (6, 14964810), (7, 12826980), (9, 9976540), (10, 8978886), (12, 7482405), (14, 6413490), (15, 5985924), (18, 4988270), (20, 4489443), (21, 4275660), (28, 3206745), (30, 2992962), (35, 2565396), (36, 2494135), (42, 2137830), (45, 1995308), (60, 1496481), (63, 1425220), (70, 1282698), (84, 1068915), (90, 997654), (105, 855132), (126, 712610), (140, 641349), (180, 498827), (210, 427566), (252, 356305), (315, 285044), (420, 213783), (630, 142522), (1260, 71261)]